In three spatial dimensions, it is a close relative of the quark-gluon plasma, the super-hot state of matter that hasn’t existed since the tiniest fraction of a second after the big bang that started ...

The cells in our bodies move in groups during biological processes such as wound healing and tissue development – but because of resistance, or viscosity, those cells can’t just neatly glide past each ...

If you’ve ever whacked the bottom of a ketchup bottle to get that tasty tomato goop flowing, you’ve put some serious physics to work. Ketchup is a non-Newtonian fluid. So are toothpaste, yogurt, ...

Viscosity is considered the most important physical property for lubricants, irrespective of their origin, use, or technical purpose. Viscosity is the measure of internal friction of a liquid or the ...